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TRA joined GDSO in September 2022 as Associate

Founded in the United States in 1903, the purposes of The Tire and Rim Association include the establishment and promulgation of interchangeability standards for tires, rim and valves for the guidance of manufacturers and users of such products, designers and manufacturers of motor vehicles, aircraft and other wheeled vehicles and equipment, and governmental and other regulatory bodies.  The Tire and Rim Association cooperates with other technical organizations to increase harmonization of product standards worldwide.